Amateur athlete female college student challenges nipple sumo! Hollow out the uniform, become half-naked, attach a powerful and vicious nipple clip, and play the final! The nipple extends to the limit! In a battle where the athlete's soul is set on fire and can never be defeated! The sensitivity of the nipple goes up and the nipple is alive many times! A SEX punishment game where if you lose, you knead the nipple that was damaged in the battle and knock it down!